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harina [27]
3 years ago
14

Solve the equation simultaneously 3x+4y-z=19 5x+2y+z=15 2x+3y+2z=11. Find x+y+z

Mathematics
1 answer:
Vladimir79 [104]3 years ago
5 0

Answer:

sorry little busy to calculate

Step-by-step explanation:

+5x+2y+z=15

3x +4y_z=19,,,choose which term u wanna eliminate first so u will be able to get your answer there

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What is the equation of a line perpendicular to 3X+6Y= -3 and passes through the points (1,-5)
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Step-by-step explanation:

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y + 5 = 2(x - 1)

y + 5 = 2x - 2

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3 0
3 years ago
Tony plans to deposit​ $1,000 at the end of each of the next three years. if his funds earn​ 5% compounded​ annually, how much w
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7 0
3 years ago
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madreJ [45]

Answer:

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Step-by-step explanation:

3 0
3 years ago
if your car gets 28 miles per gallon, how much does it cost to drive 310 miles when gasoline cost $3.50 per gallon?
Butoxors [25]
Hi,


Work:

28miles = 1gallon

To find the cost of gallons spend for 310 miles you need to first find the amount of gallons consumed on 310 miles path.

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Hope this helps.
r3t40
3 0
4 years ago
The goals against average (A) for a professional hockey goalie is determined using the formula A = 60 a equals 60 left-parenthes
Marina CMI [18]

Answer:

Option 1 - \frac{At}{60}=g

Step-by-step explanation:

Given : The goals against average (A) for a professional hockey goalie is determined using the formula A=60(\frac{g}{t} ). In the formula, g represents the number of goals scored against the goalie and t represents the time played, in minutes.

To find : Which is an equivalent equation solved for g?

Solution :

Solve the formula in terms of g,

A=60(\frac{g}{t})

Multiply both side by t,

At=60g

Divide both side by 60,

\frac{At}{60}=\frac{60g}{60}

\frac{At}{60}=g

Therefore, option 1 is correct.

4 0
3 years ago
Read 2 more answers
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